That [are/is] a dog.是 is 还是are?

That [are/is] a dog.是 is 还是are? that a dog is What a lovely dog!Is that her dog?No,__________._______________________._______________.Are these That is a dog .改为否定句 That girl is a lucky dog W( ) is that girl with a dog 中文意思：you have a dog.is that your dog?no,it is yours. The dogs are cute.The dog is cutt.A dog is cute.Dog is cute.哪个对?更正：第二句是The dog is cute. There___a cat and a dog.is还是are this is a dog._eyes are big and black. what a love dog!Is that her dog?_________________快！我急用啊！ What's that behind the door?A.It is a little dog.B.Yes,it is a little dog.C.There is a little dog near the door is that a dog in the garden?i can not find out ____ it is a dog or a cat 这个对话怎么理解?A:Check out this little puppy!B:What on earth is that thing?Are you sure it's a dog? it is a dog It is a dog. It is ( ) a dog? I am an American,I know that Chinese people are dogs,the garbageHa ha ha ha ha Chinese is a dog